1、Adjustable and Durable: Adopt adjustable fan temperature controller and stainless steel temperature probe sensor design. 2、Temperature Measurement Function: The probe can measure the contact temperature and power the electric fan. 3、Controlled Temperature: Flexible switch, temperature control range in 32‑248℉ (0‑120℃). 4、3 Pins Design: The 3 pins design allows the thermostat to be connected to normally open or normally closed circuits. 5、Mounting Probe: The probe can be mounted between the radiator fins or inner inlet and outlet pipe. 6、Celsius and Fahrenheit Temperature Markers: The closed temperature is always 15℃ lower than the open temperature, and the thermostatic dial is marked in both celsius and fahrenheit. 7、Capillary Thermostat Size: Capillary thermostat wire length is 30 inches.